*SUPPORT*
IN: gazzer OUT: RED
IN: dax dax lug OUT: GREEN GREEN GREEN GREEN
IN: gazzer dax lug OUT: RED GREEN GREEN GREEN
IN: wif dax blicket wif OUT: BLUE GREEN BLUE
IN: dax wif blicket gazzer OUT: GREEN BLUE RED
IN: dax blicket wif OUT: GREEN BLUE
IN: wif blicket wif OUT: BLUE BLUE
IN: dax fep OUT: GREEN PINK
IN: dax OUT: GREEN
IN: dax blicket fep OUT: GREEN PINK
IN: dax wif dax lug OUT: GREEN BLUE GREEN GREEN GREEN
IN: wif lug OUT: BLUE BLUE BLUE
IN: fep OUT: PINK
IN: dax blicket dax OUT: GREEN GREEN

*QUERY*
IN: fep kiki dax OUT: GREEN PINK PINK PINK
IN: wif OUT: BLUE
IN: fep blicket dax OUT: PINK GREEN
IN: wif wif blicket wif OUT: BLUE BLUE BLUE
IN: dax lug OUT: GREEN GREEN GREEN
IN: fep lug OUT: PINK PINK PINK
IN: wif blicket dax OUT: BLUE GREEN
IN: gazzer blicket wif OUT: RED BLUE
IN: gazzer lug OUT: RED RED RED
IN: wif wif lug OUT: BLUE BLUE BLUE BLUE

*GRAMMAR*
dax -> GREEN 
 wif -> BLUE 
 gazzer -> RED 
 fep -> PINK 
 u1 blicket u2 -> [u1] [u2] 
 u1 lug -> [u1] [u1] [u1] 
 x1 kiki x2 -> [x2] [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 